Finding the Fourth Proportional to 61,050.76, 91,992.14 and 50,200.52

Step by Step Solution

1. Step 1: Write the proportion equation
   61,050.76 : 91,992.14 = 50,200.52 : x
2. Step 2: Convert to fraction form
   61,050.76/91,992.14 = 50,200.52/x
3. Step 3: Cross multiply
   61,050.76x = 91,992.14 × 50,200.52
4. Step 4: Simplify right side
   61,050.76x = 4,618,053,263.91
5. Step 5: Solve for x
   x = 4,618,053,263.91/61,050.76
6. Step 6: Final answer
   x = 75,642.85